From a1c9ac565b45536a7aee5f75ac9bf614ce36dff2 Mon Sep 17 00:00:00 2001
From: JOJO <1498581755@qq.com>
Date: Wed, 2 Sep 2026 23:58:19 +0800
Subject: [PATCH] =?UTF-8?q?fix(config):=20=E8=A1=A5=E5=AF=BC=E5=87=BA=20MA?=
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1a4e5baa 新增该常量及两处 from config import 引用，但漏加入
config/limits.py 的 __all__，而 config/__init__.py 以 import * 聚合，
导致 /api/tasks 与 api_v1 发消息时惰性 import 必炸。
---
 config/limits.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/config/limits.py b/config/limits.py
index dfecdb2d..68ee1190 100644
--- a/config/limits.py
+++ b/config/limits.py
@@ -97,6 +97,7 @@ __all__ = [
     "CODE_EXECUTION_TIMEOUT",
     "TERMINAL_COMMAND_TIMEOUT",
     "SEARCH_MAX_RESULTS",
+    "MAX_MESSAGE_CHARS",
     "AUTO_FIX_TOOL_CALL",
     "AUTO_FIX_MAX_ATTEMPTS",
     "MAX_ITERATIONS_PER_TASK",